Malone, Marianne. <br/><br/>
The sixty-eight rooms / 
 68 rooms. 
Marianne Malone ; illustrations by Greg Call. 
 - 1st edition. 
 - 274 pages :  illustrations ;  22 cm. 
<br/><br/> Ruthie and Jack discover a magic key during a trip to the Art Institute of Chicago that allows them to explore the secrets of the institute. 
<br/><br/><label>ISBN: </label>9780375857102          9780375857119         9780375957109             
<br/><br/><label>LCCN: </label>2008054556 
<br/><br/><label>Subjects--Corporate Names: </label><br/>Art Institute of Chicago--Juvenile fiction.
<br/><br/><label>Subjects--Topical Terms: </label><br/>Miniature rooms--Juvenile fiction.<br/>School field trips--Juvenile fiction.<br/>Stature--Juvenile fiction.<br/>Magic--Juvenile fiction.
<br/><br/><label>Index Terms--Genre/Form: </label><br/>Fantasy fiction.
<br/><br/><label>LC Class. No.: </label>PZ7.M29646  / Si 2010 
<br/><br/><label>Dewey Class. No.: </label>[Fic]